Finding the Fourth Proportional to 1,559,562,727.42, 2,338,850,193.63 and 510,058,441.18
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Solution
The fourth proportional to 1,559,562,727.42, 2,338,850,193.63 and 510,058,441.18 is: 764,926,131.50
Step by Step Solution
- Step 1: Write the proportion equation
1,559,562,727.42 : 2,338,850,193.63 = 510,058,441.18 : x - Step 2: Convert to fraction form
1,559,562,727.42/2,338,850,193.63 = 510,058,441.18/x - Step 3: Cross multiply
1,559,562,727.42x = 2,338,850,193.63 × 510,058,441.18 - Step 4: Simplify right side
1,559,562,727.42x = 1,192,950,283,916,459,008 - Step 5: Solve for x
x = 1,192,950,283,916,459,008/1,559,562,727.42 - Step 6: Final answer
x = 764,926,131.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.